ADMX
| ADM Transportation Company | 4 |
BCOL
| Canadian National Railways | 1 |
BNSF
| BNSF Railway | 2 |
BRIX
| Union Tank Car Company | 2 |
CHTT
| Chicago Heights Terminal Transfer | 1 |
COER
| Crab Orchard & Egyptian | 4 |
FURX
| First Union Rail | 2 |
GACX
| General American Marks Company | 1 |
IC
| Illinois Central | 2 |
KCS
| Kansas City Southern | 1 |
MCEX
| Midwest Railcar Equipment Company | 3 |
NAHX
| General Electric Rail Services | 1 |
NDYX
| First Union Rail | 1 |
NOKL
| Northwestern Oklahoma | 2 |
RDRX
| RDRX | 1 |
SIRX
| Southern Illinois Railcar Company | 1 |
SMW
| St Marys Railway West LLC | 1 |
TILX
| Trinity Industries Leasing Company | 1 |